2666376264 has 16 divisors (see below), whose sum is σ = 6665940720. Its totient is φ = 888792080.

The previous prime is 2666376241. The next prime is 2666376289. The reversal of 2666376264 is 4626736662.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55549482 + ... + 55549529.

It is an arithmetic number, because the mean of its divisors is an integer number (416621295).

Almost surely, 2^2666376264 is an apocalyptic number.

2666376264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2666376264 is an abundant number, since it is smaller than the sum of its proper divisors (3999564456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2666376264 is a wasteful number, since it uses less digits than its factorization.

2666376264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111099020 (or 111099016 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 48.

The square root of 2666376264 is about 51636.9660611465. The cubic root of 2666376264 is about 1386.6722083831.

The spelling of 2666376264 in words is "two billion, six hundred sixty-six million, three hundred seventy-six thousand, two hundred sixty-four".